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Review For Chemistry

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Who discovered the electron?
Who discovered the proton?
Who discovered the neutron?
Who is known as the Father of Atomic Theory?
In what order were the three major subatomic particles discovered?
Who determined the charge on an electron?
Who first proposed the   idea that the atom was mostly empty space?
How is the atomic number of an atom determined?
Write the symbol of the isotope with 20 protons, 23 neutrons, and 18 electrons
How many electrons does an atom of chlorine contain?
How many protons are there in an atom of phosphorous-31?
How many neutrons are there in an atom of chromium-50?
What is the difference between an atom and an anion?
What is the difference between a cation and an anion?
What is the mass number of carbon-14?
How many electrons are there in an atom of sulfur-33?
How many electrons are there in 37Cl1-?
How many electrons are there in 37Ca2+?
Find the atomic mass of an element with two isotopes:
40.0%     15.0 amu
60.0%     17.0 amu
What are the three isotopes of hydrogen?   Give their names and symbols
What is the alkali metal in the fourth period?
What is the alkaline earth metal in the fifth period?
What is the halogen in the third period?
Name a nonmetal in the fourth period
Name a post-transition metal
Only one metal is a liquid.   Name it.
There is only one element that is both a nonmetal and a liquid.   Name it, and write its symbol
List the three coinage metals

Who discovered the electron?   JJ Thompson
Who discovered the proton?   E Goldstein
Who discovered the neutron?   James Chadwick
Who is known as the Father of Atomic Theory?   John Dalton
In what order were the three major subatomic particles discovered?   Electron, proton, neutron
Who determined the charge on an electron?   Robert Millikan
Who first proposed the   idea that the atom was mostly empty space?   Ernest Rutherford
How is the atomic number of an atom determined?   It is the number of protons
Write the symbol of the isotope with 20 protons,...

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Review For Chemistry. Anti Essays. Retrieved December 13, 2018, from the World Wide Web: http://cassandralynndesignllc.com/free-essays/Review-Chemistry-238854.html